40608005

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1\times {\mathrm{631}}^1$

素因数の和:908

約数の個数: 16

約数和(自身を含む): 49842048

約数和(自身を除く): 9234043

約数列:

[1, 5, 61, 211, 305, 631, 1055, 3155, 12871, 38491, 64355, 133141, 192455, 665705, 8121601, 40608005]

約数ペア:

[(1, 40608005), (5, 8121601), (61, 665705), (211, 192455), (305, 133141), (631, 64355), (1055, 38491), (3155, 12871)]